Home / 271,172.04-374,227.12-163,721.20

Finding the Fourth Proportional to 271,172.04, 374,227.12 and 163,721.20

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Solution

The fourth proportional to 271,172.04, 374,227.12 and 163,721.20 is: 225,941.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,172.04 : 374,227.12 = 163,721.20 : x
  2. Step 2: Convert to fraction form
    271,172.04/374,227.12 = 163,721.20/x
  3. Step 3: Cross multiply
    271,172.04x = 374,227.12 × 163,721.20
  4. Step 4: Simplify right side
    271,172.04x = 61,268,913,158.94
  5. Step 5: Solve for x
    x = 61,268,913,158.94/271,172.04
  6. Step 6: Final answer
    x = 225,941.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.